Carlos and his friends must uncover who is sending death threats to a wealthy eccentric or Carlos' mother may lose her business, and the reader decides which clues they will follow.

Your ordinary morning in the park quickly turns extraordinary when you stumble upon a strange device that can turn you invisible with the press of a button and now it is up to you to decide how to use the power.

"The year is 2053. The place is the Tycho Colony - beneath a glass dome on the near side of the moon. ...It's summer vacation - not that that means a lot; there aren't really seasons here on the moon. What it does mean is that you're making big plans. You'll have a lot of expeditions to choose from, but just remember: much of the moon is uncharted terribory. Don't get lost - and don't run too low on your oxygen tank!"--P. [4] of cover.

While surfing in California, a surfer disappears and the reader must investigate the disappearance, a search that leads to a gang called the Surf Monkeys.

You are a brave alien who lives on a planet of wise, technologically-advanced beings. There's just one problem: you are the only member of your generation. Lately, it seems like no matter what you do venture off the grid into the Black Territory following an alligator; befriending new species; transmitting messages out to the universe you get into trouble with the Elder Tribunal. It 's like they don't even remember being just 450 years old! You finally...

"The sequel to The Rescue of the Unicorn takes you on a fantastic quest through medieval Scotland to find your missing pegacorn mentor, Dame Scotia. You believe she was kidnapped to use her magic to create a pegacorn army. Will you and your newly trained pegaorn, Liss, locate Dame Scotia in time to prevent a possible war?"--

"In this interactive adventure book, [the reader's] Aunt Louise is coming to dinner and she has a gift, a magic charm that has been in the family for 300 years! The charm allows [the reader] to make only three wishes, so [they must] choose carefully"--Provided by publisher.

Asks the reader to choose the path of the plot in a story about a student athlete and track star who has a critical decision to make which involves outside pressures on the outcome of the race.

"Adolf Hitler didn't just invade Europe during World War II. He also broke a pact with Russia and invaded that country. Battles continued into the bitter cold months of winter. You're part of the Allied Forces, trying to push the Nazis out of Russia. YOU CHOOSE how to further the cause for freedom while also battling brutal conditions. Do you have what it takes to survive?"-- Provided by publisher.

"Carlos and his friends must help his mother solve a haunting in a remote hotel"-- Provided by publisher.